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From Neetha <netasu...@gmail.com>
Subject Re: Applying clustering techique
Date Thu, 13 Jun 2013 14:05:51 GMT
Thank you, for the reply. How can we group the user.


On Thu, Jun 13, 2013 at 3:41 PM, Ted Dunning <ted.dunning@gmail.com> wrote:

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>
> You need to group by user before converting to vector to get sensible
> clustering.
>
>
> On Wed, Jun 12, 2013 at 1:06 PM, Grant Ingersoll <gsingers@apache.org
> >wrote:
>
> > The CSVVectorIterator in the Integration package will take in a CSV file
> > and produce vectors.  It assumes that each row is the equivalent of a
> > DenseVector (does MovieLens fit that?)  If you need otherwise, I'd
> suggest
> > starting with the code and modifying to fit your needs.
> >
> >
> > -Grant
> >
> > On Jun 12, 2013, at 6:11 AM, Neetha <netasusan@gmail.com> wrote:
> >
> > > Hi,
> > >
> > >
> > > I am using 1m movielens.
> > >
> > > I need to run the K-means clustering using mahout and hadoop. Actually,
> > > 1st step in the clustering is to convert into a sequence file, then
> into
> > > vector format and then apply the clustering algorithm. My doubt is, Is
> > > there any need to convert the movielens rating.csv file into a sequence
> > > file. If needed what are the commands for applying clustering technique
> > > using mahout and the hadoop.
> > >
> > > Thanking you,
> > > Neetha Suan Thampi
> >
> > --------------------------------------------
> > Grant Ingersoll | @gsingers
> > http://www.lucidworks.com
> >
> >
> >
> >
> >
> >
>
>

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